Assemble the coupling
|Required parts||Part ID||Required number|
|M3 x12 screw||No.25||8|
Step 1. Fix the two couplings on both of the motor shaft.
Note. The opening of both end, one is 5mm, another is 8mm, connect the 5mm hole to the motor shaft. Screw the small bolt of the 5mm part on the upper part of the flat side of the motor shaft tightly.